For FL, FLH, FLHX, FLH-80 Classic late 1977-1984 FLT, CLassic 1980-1983 Showa, 6 inch O.S. Uses Phillips head screws for drain plugs on the fork legs. All fork slider tubes are centerless ground, seamless aircraft tubing made and chrome plated in the U.S.A. All fork tubes are sold in pairs and include spring spacers.